National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Dansville, Dansville Municipal Airport (KDSV)

Lat: 42.57°NLon: 77.71°WElev: 659ft.

Fair

62°F

17°C

Humidity 40%
Wind Speed NW 13 mph
Barometer 30.29 in (1026.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 May 3:54 pm EDT
Extended Forecast for

Hornell NY

Frost Advisory May 21, 11:00pm until May 22, 08:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 60. Northeast wind around 7 mph.

    High: 60 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 37. Northeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy
    then Patchy
    Frost

  • Friday

    Friday: Partly sunny, with a high near 69. East wind 3 to 7 mph.

    High: 69 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely after 2am. Cloudy, with a low around 43. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: Showers. High near 54. Southeast wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Sunday

    Sunday: A chance of showers before 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 60. Northeast wind around 7 mph.
Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 37. Northeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 69. East wind 3 to 7 mph.
Friday Night
Showers likely after 2am. Cloudy, with a low around 43. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 54. Southeast wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%.
Saturday Night
Showers. Low around 43. Chance of precipitation is 80%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Memorial Day
A chance of showers before 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hornell NY
 42.34°N 77.65°W (Elev. 1198 ft)
Last Update:
2:30 pm EDT May 21, 2026
Forecast Valid:
4pm EDT May 21, 2026-6pm EDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation